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Finding the Fourth Proportional to 462,176.88, 693,032.04 and 225,164.40

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Solution

The fourth proportional to 462,176.88, 693,032.04 and 225,164.40 is: 337,632.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,176.88 : 693,032.04 = 225,164.40 : x
  2. Step 2: Convert to fraction form
    462,176.88/693,032.04 = 225,164.40/x
  3. Step 3: Cross multiply
    462,176.88x = 693,032.04 × 225,164.40
  4. Step 4: Simplify right side
    462,176.88x = 156,046,143,467.38
  5. Step 5: Solve for x
    x = 156,046,143,467.38/462,176.88
  6. Step 6: Final answer
    x = 337,632.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.